Dr. Keenan is a board certified Oral and Maxillofacial Surgeon. Dr. Keenan grew up in the New Hampshire Seacoast. He is both a physician and dentist, having graduated from the University at Buffalo School of Dental Medicine and the University at Buffalo School of Medicine and Biomedical Sciences. He trained in Oral and Maxillofacial Surgery at the University of Nebraska Medical Center in Omaha, Nebraska. Following completion of training, he worked for Sanford Health Medical Center in Fargo, North Dakota, a Level I Trauma Center, and Houston Methodist Hospital. In both positions, he practiced full scope Oral and Maxillofacial Surgery, working as a hospital based surgeon. Most recently, Dr. Keenan was working in private practice in New Hampshire. His clinical interests include dentoalveolar surgery, office based anesthesia, facial trauma, orthognathic surgery, and oral pathology. He is certified in ACLS, PALS, and BLS. Outside of work, Dr. Keenan enjoys spending time with his wife and daughters.























85 Exchange Street
Lynn, MA 01901
Current Patients: (781) 592–0222
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